Secunia Research: IrfanView Palette File Importing Buffer Overflow Vulnerability
======================================================================
Secunia Research 16/10/2007
- IrfanView Palette File Importing Buffer Overflow Vulnerability -
======================================================================
Table of Contents
Affected Software....................................................1
Severity.............................................................2
Vendor's Description of Software.....................................3
Description of Vulnerability.........................................4
Solution.............................................................5
Time Table...........................................................6
Credits..............................................................7
References...........................................................8
About Secunia........................................................9
Verification........................................................10
======================================================================
1) Affected Software
IrfanView 3.99 and 4.00
NOTE: Other versions may also be affected.
======================================================================
2) Severity
Rating: Moderately critical
Impact: System access
Where: From remote
======================================================================
3) Vendor's Description of Software
"IrfanView is a very fast, small, compact and innovative FREEWARE
(for non-commercial use) graphic viewer for Windows 9x/ME/NT/2000/
XP/2003/Vista. It is trying to be simple for beginners and powerful
for professionals.".
Product Link:
http://www.irfanview.com/
======================================================================
4) Description of Vulnerability
Secunia Research has discovered a vulnerability in IrfanView, which
can be exploited by malicious people to compromise a user's system.
The vulnerability is caused due to a boundary error when importing
palette (*.pal) files. This can be exploited to cause a stack-based
buffer overflow by tricking a user into importing a specially crafted
palette (*.pal) file.
Successful exploitation allows the execution of arbitrary code.
======================================================================
5) Solution
Update to version 4.10.
http://www.irfanview.com/main_download_engl.htm
======================================================================
6) Time Table
28/08/2007 - Vendor notified.
28/08/2007 - Vendor response.
16/10/2007 - Public disclosure.
======================================================================
7) Credits
Discovered by Stefan Cornelius, Secunia Research.
======================================================================
8) References
The Common Vulnerabilities and Exposures (CVE) project has assigned
CVE-2007-4343 for the vulnerability.
======================================================================
9) About Secunia
Secunia offers vulnerability management solutions to corporate
customers with verified and reliable vulnerability intelligence
relevant to their specific system configuration:
http://corporate.secunia.com/
Secunia also provides a publicly accessible and comprehensive advisory
database as a service to the security community and private
individuals, who are interested in or concerned about IT-security.
http://secunia.com/
Secunia believes that it is important to support the community and to
do active vulnerability research in order to aid improving the
security and reliability of software in general:
http://corporate.secunia.com/secunia_research/33/
Secunia regularly hires new skilled team members. Check the URL below to
see currently vacant positions:
http://secunia.com/secunia_vacancies/
Secunia offers a FREE mailing list called Secunia Security Advisories:
http://secunia.com/secunia_security_advisories/
======================================================================
10) Verification
Please verify this advisory by visiting the Secunia website:
http://secunia.com/secunia_research/2007-71/
Complete list of vulnerability reports published by Secunia Research:
http://secunia.com/secunia_research/
======================================================================